Are astronomers closer to discovering Planet 9?
According to David Meade, Earth is going to end in October 2017.
Researchers have recently predicted the existence of more undetected planets in the solar system, apart from the mysterious ninth planet.
A summary about everything we know about the elusive ninth planet.
The hypothetical 'Planet X' called Planet Nine may have existed but scholars are puzzled how the planet end up in a distant orbit.
Pluto may actually be geologically active. Data from NASA New Horizons mission hints that the dwarf planet may be far more "alive" than previously thought.
